Is it cooler at the beginning of autumn or at the end of summer? Which solar term of the year is the end of summer?

Compared with the end of summer, the beginning of autumn will be cooler. The end of heat is the 14th solar term of the year.

Sushu is the fourteenth solar term of the twenty-four solar terms and the second solar term in autumn. Dou Zhi Wu (southwest); the sun's yellow longitude reaches 150°; the festival is held between August 22 and 24 of the Gregorian calendar every year. It's the end of the summer heat, and the "last heat" of the "three heats" of high-temperature and scorching weather has arrived, which means that the hot and unbearable weather has come to an end. After the end of the heat, the direct sun point continues to move southward, the solar radiation weakens, the subtropical high pressure also retreats southward, and the heat gradually subsides.

Thunderstorm activity is also less active than in hot summer, and the general trend of heavy rains across the country has weakened. There are many folk activities during summer heat, such as eating ducks, setting off river lanterns, holding a fishing festival, making herbal tea, worshiping the Earth God, etc. During the summer season, the direct sun point continues to move southward, and solar radiation weakens. In the northern part of my country, at this time, "the summer clouds disperse and the cool breeze rises", the last period is about to end; in the southern part of the country, "the beginning of autumn is just the beginning of the summer heat", and it is still in the heat of summer, and the "autumn tiger" continues to show its power.

Characteristics of the end of summer solar term:

1. End of summer is the second solar term in autumn. It occurs around August 23 of the Gregorian calendar, when the sun reaches 150° of the ecliptic longitude.

2. End of Heat means that summer is about to pass and cool autumn is about to come.

3. During the Summer Festival, the hot weather in the north gradually subsides, while the high temperature in the south will continue for a while.

4. During the summer solar term, the temperature difference between day and night gradually increases. The temperature remains high during the day, while the temperature drops at night.

5. Dry air and sufficient sunshine are one of the climate characteristics during the summer solar term.

6. During the summer solar term, thunderstorm activities are still frequent, and there are often short-term heavy precipitation weather.

7. The end of heat is an important period for harvesting crops in autumn. It is also a critical period for the maturity of dryland crops and the growth and development of late autumn crops.

8. During the summer solar term, cold air activity gradually intensifies, the temperature in the northern region drops significantly, and the weather in the southern region will gradually turn cooler.

9. During the summer solar term, people should pay attention to adding or removing clothes to avoid the occurrence of colds and other diseases.

10. The end of summer is a good time to travel in autumn, suitable for outdoor activities such as mountain climbing and fishing.